diff --git a/Mount.sh b/Mount.sh
index a50e06a..3a353a9 100755
--- a/Mount.sh
+++ b/Mount.sh
@@ -43,5 +43,12 @@ else
 fi
 # 挂载此内容以可以跨架构运行程序
 mount binfmt_misc -t binfmt_misc /proc/sys/fs/binfmt_misc
+# 判断是否有 Root 权限
+cat etc/sudoers | grep "$2"
+if [[ $? != 0 ]]; then
+    echo "$2 ALL=(ALL:ALL) ALL" >> etc/sudoers
+fi
+# 写入 DNS
+cat /etc/resolv.conf > etc/resolv.conf
 # 如果参数 3 存在
 "$programPath/pardus-chroot" "--userspec=$2:$2" . env "HOME=/home/$2" ${@:3}
diff --git a/pardus-chroot b/pardus-chroot
index c04d4e5..2289e55 100755
--- a/pardus-chroot
+++ b/pardus-chroot
@@ -27,10 +27,11 @@ fi
 #cat /etc/resolv.conf > $DESTDIR/etc/resolv.conf
 SHELL=/bin/bash unshare --fork --pid chroot "$DESTDIR" "$@"
 exit
-if [[ -d /sys/firmware/efi/ ]] ; then
-    while umount "$DESTDIR/sys/firmware/efi/efivars" 2>/dev/null ; do : ;done
-fi
-for dir in dev/pts dev/shm dev sys proc run media ; do
-    while umount "$DESTDIR/$dir" 2>/dev/null; do : ;done
-done
+# 下面的因为有问题，不使用
+#if [[ -d /sys/firmware/efi/ ]] ; then
+#    while umount "$DESTDIR/sys/firmware/efi/efivars" 2>/dev/null ; do : ;done
+#fi
+#for dir in dev/pts dev/shm dev sys proc run media ; do
+#    while umount "$DESTDIR/$dir" 2>/dev/null; do : ;done
+#done
 #umount -lf "$DESTDIR"  2>/dev/null